java.util.concurrent.RejectedExecutionException during shutting down server with MDB ------------------------------------------------------------------------------------ Key: WFLY-8746 URL: https://issues.jboss.org/browse/WFLY-8746 Project: WildFly Issue Type: Bug Components: JMS Affects Versions: 11.0.0.Alpha1 Reporter: Ingo Weiss Assignee: Ingo Weiss Original Estimate: 3 days Remaining Estimate: 3 days During server shutdown of EAP 7.1 in Artemis cluster, sometimes there is exception: {code} 2017-04-07 08:41:55,415 ERROR [org.apache.activemq.artemis.core.client] (Thread-2 (org.apache.activemq.artemis.core.remoting.impl.invm.InVMConnector-1118317803)) AMQ214013: Failed to decode packet: java.util.concurrent.RejectedExecutionException: Task org.apache.activemq.artemis.utils.OrderedExecutorFactory$OrderedExecutor$ExecutorTask@7af9da28 rejected from java.util.concurrent.ThreadPoolExecutor@1f86835d[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0] at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047) at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369) at org.apache.activemq.artemis.utils.OrderedExecutorFactory$OrderedExecutor.execute(OrderedExecutorFactory.java:86) at org.apache.activemq.artemis.core.client.impl.ClientSessionFactoryImpl$SessionFactoryTopologyHandler.nodeDisconnected(ClientSessionFactoryImpl.java:1309) at org.apache.activemq.artemis.core.protocol.core.impl.ActiveMQClientProtocolManager$Channel0Handler.handlePacket(ActiveMQClientProtocolManager.java:454) at org.apache.activemq.artemis.core.protocol.core.impl.ChannelImpl.handlePacket(ChannelImpl.java:623) at org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.doBufferReceived(RemotingConnectionImpl.java:373) at org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.bufferReceived(RemotingConnectionImpl.java:356) at org.apache.activemq.artemis.core.client.impl.ClientSessionFactoryImpl$DelegatingBufferHandler.bufferReceived(ClientSessionFactoryImpl.java:1143) at org.apache.activemq.artemis.core.remoting.impl.invm.InVMConnection$1.run(InVMConnection.java:196) at org.apache.activemq.artemis.utils.OrderedExecutorFactory$OrderedExecutor$ExecutorTask.run(OrderedExecutorFactory.java:101) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code} This exception is harmless but it might alarm any monitoring tools and should be avoided.